Englert and Higgs independently derive a model that explains why fundamental particles have mass. Their theories require the existence of a new particle, now known as the Higgs boson, which becomes a critical building block of the standard model and is finally observed nearly 50 years later at CERN’s Large Hadron Collider.
What is Higgs Boson:
And what is Higgs Field:
Brian Greene explains some math behind the Higgs Boson: